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Finding the Fourth Proportional to 4,300.70, 6,442.71 and 2,517.45

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Solution

The fourth proportional to 4,300.70, 6,442.71 and 2,517.45 is: 3,771.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.70 : 6,442.71 = 2,517.45 : x
  2. Step 2: Convert to fraction form
    4,300.70/6,442.71 = 2,517.45/x
  3. Step 3: Cross multiply
    4,300.70x = 6,442.71 × 2,517.45
  4. Step 4: Simplify right side
    4,300.70x = 16,219,166.69
  5. Step 5: Solve for x
    x = 16,219,166.69/4,300.70
  6. Step 6: Final answer
    x = 3,771.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.